51  *	2. Verify that the list's tail is empty.
63 	static qdata_t *head = NULL, *tail = &data_l[1];  in ZTEST()  local
70 			(uint32_t *)tail) == -EINVAL,  in ZTEST()
72 	/* Check if the list of tail is equal to null */  in ZTEST()
74 	tail = NULL;  in ZTEST()
76 			(uint32_t *)tail) == -EINVAL,  in ZTEST()
77 			"failed to CHECKIF tail == NULL");  in ZTEST()
99  * a slist is empty or a slist's tail is null.
118 	/* Check if the tail of the slist is null */  in ZTEST()
121 	slist.tail = NULL;  in ZTEST()
123 			"Failed to CHECKIF the tail of slist == null");  in ZTEST()